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A comment on Ask YC: Feedback please - Actual size visualization webapp.. Parent comment

Re:Ask YC: Feedback please - Actual size visualization webapp. by iamdave on Monday September 22, 2008 @11:13AM (#311198)
Agreed, I'd love hear what you used for the back-end in rendering the image sizes.
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Re:Ask YC: Feedback please - Actual size visualization webapp. by ptm on Monday September 22, 2008 @11:17AM (#311203)
Well, it's essentially Javascript.

It stores the ppi (pixels per inch) of the image, and the ppi of the screen and scales accordingly

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